expiro | 009e6257f209132d53bb49c50b50f9ad426ec5f9b4ea85b844cde64947f1bc90

Analysis

max time kernel
119s
max time network
120s
platform
windows7_x64
resource
win7-20241010-en
resource tags

arch:x64arch:x86image:win7-20241010-enlocale:en-usos:windows7-x64system
submitted
02-01-2025 20:06

Sharing

Copy URL

Twitter E-mail

Report Analysis Logs

General

Target

JaffaCakes118_67f96e7640c1f47d6c1ce805547587b0.exe
Size

320KB
MD5

67f96e7640c1f47d6c1ce805547587b0
SHA1

e9b8e1f666e16d3cc72b4efac0336d4aab5361a4
SHA256

009e6257f209132d53bb49c50b50f9ad426ec5f9b4ea85b844cde64947f1bc90
SHA512

d6381d1227bcd0b491191a3ff96a2116b43b637503b6553138098d3c94a24916ef4b4093f041f8242db6f53b866898327edad77c2947024e662f3176b8417513
SSDEEP

6144:wHf+RNtHyZ9+wrQirBGYDZFFCj3oj2iuiTSbKj23PvFCJeGfCQT:4GRHM3rQitGiTPCEoKj23UZt

Score

10^/10

expiro backdoor discovery

Malware Config

Signatures

Expiro family
expiro
Expiro, m0yv
Expiro aka m0yv is a multi-functional backdoor written in C++.
backdoor expiro

Expiro payload 2 IoCs

backdoor

resource	yara_rule
behavioral1/memory/2812-0-0x0000000000451000-0x0000000000479000-memory.dmp	family_expiro1
behavioral1/memory/2812-1-0x0000000000451000-0x0000000000479000-memory.dmp	family_expiro1

System Location Discovery: System Language Discovery 1 TTPs 1 IoCs

Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

discovery

System Language Discovery

T1614.001

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	JaffaCakes118_67f96e7640c1f47d6c1ce805547587b0.exe

C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_67f96e7640c1f47d6c1ce805547587b0.exe
"C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_67f96e7640c1f47d6c1ce805547587b0.exe"
1⤵
- System Location Discovery: System Language Discovery
PID:2812

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

Loading Replay Monitor...

Downloads

memory/2812-0-0x0000000000451000-0x0000000000479000-memory.dmp

Filesize
160KB

Download
memory/2812-1-0x0000000000451000-0x0000000000479000-memory.dmp

Filesize
160KB

Download